Having a strong core and upper body is more important to running than most people realize. Strengthening your upper body will give you the posture you need to fight injuries and maintain form in rough workouts. Toned and strong arms also help to propel you in other exercises that rely on your legs. These are a few exercise for different muscles.

"Get Strong!" downtowntumblr. n.p., n.d. Tues. 14 Jan. 2014